81990756

素因数分解:

$2^2\times 3^2\times {\mathrm{2277521}}^1$

素因数の和:2277531

約数の個数: 18

約数和(自身を含む): 207254502

約数和(自身を除く): 125263746

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2277521, 4555042, 6832563, 9110084, 13665126, 20497689, 27330252, 40995378, 81990756]

約数ペア:

[(1, 81990756), (2, 40995378), (3, 27330252), (4, 20497689), (6, 13665126), (9, 9110084), (12, 6832563), (18, 4555042), (36, 2277521)]